Question

how has globalization most significantly changed the economic functions of cities in the us and canada?
cities have become less reliant on international trade agreements.
cities have reduced their need for communication networks.
many cities have shifted away from manufacturing to global service and finance industries.
many cities now focus primarily on local agriculture to support their economy.

Explanation:

Globalization has led to a shift in economic activities. With increased global - connectivity, manufacturing has declined in many US and Canadian cities, and there has been a growth in service and finance industries which operate on a global scale. International trade agreements are more important, and communication networks are crucial. Local agriculture is not the primary economic focus due to globalization.

Answer:

Many cities have shifted away from manufacturing to global service and finance industries.